truncate 和 delete 差异

truncate table players; 相当于 delete from players;要么 delete players from players;  要么 delete players.*  from players; 1、truncate 速度快，假设有rollback命令，delete将被撤销，而truncate不会。 2、truncate是ddl语句。和其它ddl一样，它被隐式提

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